linux-phytec-ti

iwlwifi: mvm: fix signedness warnings in ToF debugfs

Using an int* instead of u32* as the kstrtou32() output argument
obviously results in signedness warnings, change that.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>